359214

Appears in sequences

• Number of reduced words of length n in the Weyl group A_23.at n=6A161523
• Number of nX4 0,1 arrays indicating 2X2 subblocks of some larger (n+1)X5 binary array having a sum of zero, with rows and columns of the latter in lexicographically nondecreasing order.at n=9A227123
• Mahonian numbers T(n,6) (cf. A008302).at n=20A242656